GB1185818A - Process for Preparing Nitrilotriacetonitrile - Google Patents
Process for Preparing NitrilotriacetonitrileInfo
- Publication number
- GB1185818A GB1185818A GB1270369A GB1270369A GB1185818A GB 1185818 A GB1185818 A GB 1185818A GB 1270369 A GB1270369 A GB 1270369A GB 1270369 A GB1270369 A GB 1270369A GB 1185818 A GB1185818 A GB 1185818A
- Authority
- GB
- United Kingdom
- Prior art keywords
- nitrilotriacetonitrile
- iminodiacetonitrile
- april
- bis
- methylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US54543566A | 1966-04-26 | 1966-04-26 | |
| US63087567A | 1967-04-14 | 1967-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1185818A true GB1185818A (en) | 1970-03-25 |
Family
ID=27067937
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1270269A Expired GB1185980A (en) | 1966-04-26 | 1967-04-26 | Process for preparing nitrilotriacetic acid |
| GB1925667A Expired GB1185092A (en) | 1966-04-26 | 1967-04-26 | Process for Preparing Methylenebisimino Diacetonitrile |
| GB1270369A Expired GB1185818A (en) | 1966-04-26 | 1967-04-26 | Process for Preparing Nitrilotriacetonitrile |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1270269A Expired GB1185980A (en) | 1966-04-26 | 1967-04-26 | Process for preparing nitrilotriacetic acid |
| GB1925667A Expired GB1185092A (en) | 1966-04-26 | 1967-04-26 | Process for Preparing Methylenebisimino Diacetonitrile |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE697624A (de) |
| CH (2) | CH522597A (de) |
| DE (1) | DE1593793A1 (de) |
| GB (3) | GB1185980A (de) |
| NL (1) | NL6705717A (de) |
| SE (3) | SE364951B (de) |
-
1967
- 1967-04-22 DE DE19671593793 patent/DE1593793A1/de active Pending
- 1967-04-24 NL NL6705717A patent/NL6705717A/xx unknown
- 1967-04-25 CH CH231470A patent/CH522597A/de not_active IP Right Cessation
- 1967-04-25 CH CH594067A patent/CH504410A/de not_active IP Right Cessation
- 1967-04-26 SE SE209870A patent/SE364951B/xx unknown
- 1967-04-26 GB GB1270269A patent/GB1185980A/en not_active Expired
- 1967-04-26 GB GB1925667A patent/GB1185092A/en not_active Expired
- 1967-04-26 SE SE209770A patent/SE364262B/xx unknown
- 1967-04-26 BE BE697624D patent/BE697624A/xx unknown
- 1967-04-26 SE SE588567A patent/SE346991B/xx unknown
- 1967-04-26 GB GB1270369A patent/GB1185818A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE346991B (de) | 1972-07-24 |
| DE1593793A1 (de) | 1970-12-10 |
| BE697624A (de) | 1967-10-26 |
| CH522597A (de) | 1972-05-15 |
| NL6705717A (de) | 1967-10-27 |
| SE364951B (de) | 1974-03-11 |
| SE364262B (de) | 1974-02-18 |
| CH504410A (de) | 1971-03-15 |
| GB1185092A (en) | 1970-03-18 |
| GB1185980A (en) | 1970-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 414F | Notice of opposition given (sect. 14/1949) | ||
| 414B | Case decided by the comptroller ** grants allowed (sect. 14/1949) | ||
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |